6
Maintaining
Your Snow
Thrower
WARNING
Before lubricating, repairing, or inspect- ing, disengage all controls and stop engine. Wait until all moving parts have come to a complete stop.
Always wear safety glasses during operation or while performing any adjustments or repairs.
Avoid oil spillage on rubber friction wheel and aluminum drive plate.
Do not overfill the gear case. Damage to the seals could result.
Engine
Refer to the separate engine manual packed with your unit for all engine maintenance.
Lubrication
Gear Shaft
The gear (hex) shaft should be lubricated at least once a season or after every 25 hours of operation.
1.Remove the lower frame cover by removing the two screws which secure it.
2.Apply a light coating of an
Wheels
At least once a season, remove both wheels. Clean and coat the axles with a multipurpose automotive grease before reinstalling wheels.
Chute Directional Control
Once a season, the joystick should be lubricated with petroleum jelly, linseed oil, mineral oil, paraffin wax or
Engine
Refer to the separate engine manual packed with your unit for all engine lubrication instructions.
Auger Shaft
At least once a season, remove the shear pins on auger shaft. Spray lubricant inside shaft, around the spacers. Also lubricate the flange bearings found at either end of the shaft. See Figure 18.
Gear Case
The auger gear case has been filled with grease at the factory. If disassembled for any reason, lubricate with two ounces of grease (Part Number
NOTE: Do not overfill the gear case. Damage to the seals could result. Be sure the vent plug is free of grease in order to relieve pressure.
Drive Mechanism
Remove rear cover. Oil any chains, sprockets, gears, bearings, shafts, and shifting mechanism at least once a season. Use engine oil or a spray lubricant. Avoid getting oil on rubber friction wheel and aluminum drive plate.
Shave Plate and Skid Shoes
The shave plate and skid shoes on the bottom of the snow thrower are subject to wear. They should be checked periodically and replaced when necessary. To remove skid shoes:
1.Remove the four carriage bolts and hex flange nuts which secure them to the snow thrower.
2.Reassemble new skid shoes with the four carriage bolts (two on each side) and hex flange nuts. Refer to Figure 19.
Figure 17
��������� ������� �������
Figure 18
Figure 19
To remove shave plate:
1.Remove the carriage bolts and hex nuts which attach it and the skid shoes to the snow thrower housing.
2.Reassemble new shave plate, making sure heads of carriage bolts are to the inside of housing. Tighten securely.
16